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HCF4510B 数据表(PDF) 2 Page - STMicroelectronics

部件名 HCF4510B
功能描述  PRESETTABLE BCD UP/DOWN COUNTER
PDF  11 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

HCF4510B 数据表(HTML) 2 Page - STMicroelectronics

  HCF4510B Datasheet HTML 1Page - STMicroelectronics HCF4510B Datasheet HTML 2Page - STMicroelectronics HCF4510B Datasheet HTML 3Page - STMicroelectronics HCF4510B Datasheet HTML 4Page - STMicroelectronics HCF4510B Datasheet HTML 5Page - STMicroelectronics HCF4510B Datasheet HTML 6Page - STMicroelectronics HCF4510B Datasheet HTML 7Page - STMicroelectronics HCF4510B Datasheet HTML 8Page - STMicroelectronics HCF4510B Datasheet HTML 9Page - STMicroelectronics Next Button
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HCF4510B
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IINPUT EQUIVALENT CIRCUIT
PIN DESCRIPTION
FUNCTIONAL DIAGRAM
TRUTH TABLE
X : Don’t Care
PIN No
SYMBOL
NAME AND FUNCTION
1
PRESET
ENABLE
Preset Enable Input
4, 12, 13, 3
P1 to P4
Inputs
6, 11, 14, 2
Q1 to Q4
Outputs
15
CLOCK
Clock Input
10
UP/DOWN
Up/Down Control Input
5
CARRY-IN
Carry Input
7
CARRY-OUT Carry Output
9
RESET
Reset Input
8
VSS
Negative Supply Voltage
16
VDD
Positive Supply Voltage
CL
CARRY-IN
(Cl)
UP/DOWN
PRESET
ENABLE
RESET
ACTION
X
H
X
L
L
NO COUNT
L
H
L
L
COUNT UP
L
L
L
L
COUNT DOWN
X
X
X
H
L
PRESET
XXXXH
RESET



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